Country music legend Glen Campbell dies at 81

WASHINGTON, DC - MAY 16: Glen Campbell performs during the Alzheimer's Association Evening with Glen Campbell at The Library of Congress on May 16, 2012 in Washington, DC. (Photo by Kris Connor/Getty Images)

WASHINGTON, DC - MAY 16: Glen Campbell performs during the Alzheimer's Association Evening with Glen Campbell at The Library of Congress on May 16, 2012 in Washington, DC. (Photo by Kris Connor/Getty Images)

NASHVILLE, Tenn. (FOX 11) - Legendary country music singer Glen Campbell died Tuesday morning after a long battle with Alzheimer's disease. He was 81.

A source close to his family told TMZ the singer died around 10 a.m. Tuesday in a Nashville facility for Alzheimer’s patients.

Over the course of his 50-year career, Campbell released more than 70 albums and had a series of hits including “Gentle on My Mind,” “Wichita Lineman,” “Galveston,” “Country Boy” and his best-selling single, “Rhinestone Cowboy.”

It is with the heaviest of hearts that we announce the passing of our beloved husband, father, grandfather, and legendary singer and guitarist, Glen Travis Campbell, at the age of 81, following his long and courageous battle with Alzheimer's disease.

Campbell's wife, Kim, and daughter, Ashley, were on Good Day LA in June to discuss the singer's farewell album "Adiós" and shared with us their favorite Glen Campbell song.